Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:18:5: error: ‘vector’ was not declared in this scope vector< int > v(n); ^~~~~~ user.cpp:18:13: error: expected primary-expression before ‘int’ vector< int > v(n); ^~~ user.cpp:20:16: error: ‘v’ was not declared in this scope cin >> v[i]; ^ user.cpp:23:13: error: expected primary-expression before ‘bool’ vector< bool > need(MAX); ^~~~ user.cpp:28:9: error: ‘need’ was not declared in this scope need[x] = true; ^~~~ user.cpp:32:13: error: expected primary-expression before ‘int’ vector< int > cnt(MAX); ^~~ user.cpp:35:5: error: ‘queue’ was not declared in this scope queue< int > q; ^~~~~ user.cpp:35:12: error: expected primary-expression before ‘int’ queue< int > q; ^~~ user.cpp:38:13: error: ‘need’ was not declared in this scope if(!need[v[i]]) continue; ^~~~ user.cpp:38:18: error: ‘v’ was not declared in this scope if(!need[v[i]]) continue; ^ user.cpp:39:9: error: ‘q’ was not declared in this scope q.push(i); ^ user.cpp:40:9: error: ‘cnt’ was not declared in this scope cnt[v[i]] ++; ^~~ user.cpp:40:13: error: ‘v’ was not declared in this scope cnt[v[i]] ++; ^